#box {
    /* display: flex;
        justify-content: center; */
    width: 100%;
    /* text-align: -webkit-center; */
}

#app>div:nth-child(1) {
    padding: 15px 0px;
    font-size: 24px;
    font-weight: 250;
    box-shadow: 0px 4px 10px rgb(0, 0, 0, 0.1);
    /* border-top-style:solid 1px #000; */
    border-top-style: solid;
    border-width: 1px;

    /* background-color: aquamarine; */
}

#app>div:nth-child(2) {
    display: flex;
    margin-top: 20px;
}

#app>div:nth-child(1)>span {
    padding-left: 30px;
    /* text-align: left; */

    margin-left: 30px;
}

#app_lnformation {
    width: 25%;
    border-right-style: solid;
    border-width: 1px;
    border-right-color: #e3e3e3;
    /* height: 60px; */
    /* background-color: rgb(250, 245, 245); */
    padding-left: 10px;
    padding-right: 10px;
}

#app_lnformation>div {
    /* display: flex;
        justify-content: center; */
    text-align: center;

}

#app_lnformation>div>div:nth-child(2) {
    background-color: #f1f1f1;
    width: 100%;
    padding: 10px 0px;
    display: block;
    border-radius: 20px;
    margin-top: 20px;
}

#app_lnformation>div>div:nth-child(2)>span {
    line-height: 20px;
}

#app_lnformation>div>div>img {
    border-radius: 50%;
}

#app_lnformation>div>div>span {
    display: block;
    text-align: center;
    font-size: 12px;
}

#app_lnformations {
    width: 75%;
    height: 60px;
    /* background-color: rgb(211, 15, 15); */
    padding: 10px 15px;
}

.sidebar {
    width: 100%;
    /* 假设侧边栏的初始宽度为100px */
    /* position: fixed; */
    top: 0;
    /* left: 0; */
    right: 20px;
    /* background: #f1f1f1; */
    padding: 10px;
}

.icon-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.icon-list li {
    /* position: relative; */
    border-bottom: 1.5px solid #f1f1f1;
    cursor: pointer;
    display: flex;
    /* text-align: right; */
    justify-content: center;
    padding: 15px;
    line-height: 25px;
}

.icon,
.thumbnail-icon {
    display: block;
    /* width: 64px;  */
    padding: 0px 12px;
}

.thumbnail-icon {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.sidebar:only-child .icon {
    display: none;
}

.sidebar:not(:only-child) {
    width: auto;
}

.sidebar:not(:only-child) .thumbnail-icon {
    display: block;
}

#app_lnformations {
    width: 100%;
    display: flex;
    text-align: center;
    word-wrap: break-word;
}

.file_box {
    width: 100px;
    height: 100px;
    background-size: cover;

}

.file_img {
    padding: 8px;
    background-color: #f1f1f1;
    margin-bottom: 10px;
}

#sidebar_bottom {
    height: 200px;
}

#sidebar_bottom>div:nth-child(1) {
    height: 100px;
}

#sidebar_bottom>div:nth-child(2) {
    background-color: #4b5157;
    padding: 12px;
    color: #ffff;
    border-radius: 6px;
    cursor: pointer;
}

.alert-box {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 280px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    padding: 20px;
    text-align: center;

    /* 添加 transform 和 transition 属性 */
    transform: scale(0);
    opacity: 0;
    /* 将 opacity 设置为 0，使其不可见 */
    transition: all 0.3s ease;
}

.alert-box.show {
    /* 添加 show 类，将 transform 大小重置为 1，并将 opacity 设置为 1 */
    transform: scale(1);
    opacity: 1;
}

.alert-box h2 {
    margin-top: 0;
    font-size: 24px;
}

.alert-box p {
    margin-bottom: 20px;
    color: #555;
}

.alert-box button {
    display: block;
    margin: 0 auto;
    border: none;
    background-color: #e1e1e1;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}

.alert-box button:hover {
    background-color: #c5c5c5;
}